darkcomet | e2bdc260f9f34b63d35905ac429ffd0a6832f73ad0bcbb68f7550cff9773cfa9

General

Target

fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe
Size

1.1MB
MD5

fe83819d78bf2fad1963242af6b9c1d8
SHA1

b43230a1aa17fa179ecc57cb4f99f0458900fd15
SHA256

e2bdc260f9f34b63d35905ac429ffd0a6832f73ad0bcbb68f7550cff9773cfa9
SHA512

4c6f7a410d257bba6d27a45ae771fa1a2989b3ab531f3b70e6d77f8bc153c1548cdfb8b6ca7f76d87ba93b914f92dfa168fee9e80eb40633bc38e3f91ed990a3
SSDEEP

24576:DSHN+a9C2Atjh5Hk4oOBKqn5vEgumMxJ3FSh:e+SC2Avd9BKqhEg4xNF

Score

10^/10

darkcomet cleanrat discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

CleanRat

C2

108.83.21.169:1604

Mutex

DC_MUTEX-33M6NAQ

Attributes

gencode
FYSLFJqxqPY0
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Executes dropped EXE 1 IoCs

pid	Process
3012	vbc.exe

Loads dropped DLL 1 IoCs

pid	Process
1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1040 set thread context of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3012	vbc.exe
Token: SeSecurityPrivilege	3012	vbc.exe
Token: SeTakeOwnershipPrivilege	3012	vbc.exe
Token: SeLoadDriverPrivilege	3012	vbc.exe
Token: SeSystemProfilePrivilege	3012	vbc.exe
Token: SeSystemtimePrivilege	3012	vbc.exe
Token: SeProfSingleProcessPrivilege	3012	vbc.exe
Token: SeIncBasePriorityPrivilege	3012	vbc.exe
Token: SeCreatePagefilePrivilege	3012	vbc.exe
Token: SeBackupPrivilege	3012	vbc.exe
Token: SeRestorePrivilege	3012	vbc.exe
Token: SeShutdownPrivilege	3012	vbc.exe
Token: SeDebugPrivilege	3012	vbc.exe
Token: SeSystemEnvironmentPrivilege	3012	vbc.exe
Token: SeChangeNotifyPrivilege	3012	vbc.exe
Token: SeRemoteShutdownPrivilege	3012	vbc.exe
Token: SeUndockPrivilege	3012	vbc.exe
Token: SeManageVolumePrivilege	3012	vbc.exe
Token: SeImpersonatePrivilege	3012	vbc.exe
Token: SeCreateGlobalPrivilege	3012	vbc.exe
Token: 33	3012	vbc.exe
Token: 34	3012	vbc.exe
Token: 35	3012	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3012	vbc.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29
PID 1040 wrote to memory of 3012	1040	fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe83819d78bf2fad1963242af6b9c1d8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Users\Admin\AppData\Local\Temp\vbc.exe
  C:\Users\Admin\AppData\Local\Temp\vbc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\vbc.exe

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/1040-33-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/1040-1-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/1040-2-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/1040-0-0x0000000074D11000-0x0000000074D12000-memory.dmp

Filesize
4KB

Download
memory/3012-30-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-19-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-31-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-35-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-25-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-27-0x0000000000010000-0x0000000000011000-memory.dmp

Filesize
4KB

Download
memory/3012-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-18-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-14-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-9-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-7-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3012-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3012-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

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